Home / 136,062.69-203,065.03-132,519.75

Finding the Fourth Proportional to 136,062.69, 203,065.03 and 132,519.75

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Solution

The fourth proportional to 136,062.69, 203,065.03 and 132,519.75 is: 197,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,062.69 : 203,065.03 = 132,519.75 : x
  2. Step 2: Convert to fraction form
    136,062.69/203,065.03 = 132,519.75/x
  3. Step 3: Cross multiply
    136,062.69x = 203,065.03 × 132,519.75
  4. Step 4: Simplify right side
    136,062.69x = 26,910,127,009.34
  5. Step 5: Solve for x
    x = 26,910,127,009.34/136,062.69
  6. Step 6: Final answer
    x = 197,777.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.